RHSA-2026:91490

Vulnerability from csaf_redhat - Published: 2026-10-29 05:00 - Updated: 2026-10-29 22:07
Summary
Red Hat Security Advisory: ansible-collection-redhat-leapp security update
Severity
Moderate
Notes
Topic: An update for ansible-collection-redhat-leapp is now available for Red Hat Enterprise Linux 9.8 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details: redhat.leapp Ansible collection that handles RHEL upgrades. Security Fix(es): * ansible-collection-redhat-leapp: ansible-collection-redhat-leapp: Information disclosure of PostgreSQL data via insecure backup permissions (CVE-2026-68563) * ansible-collection-redhat-leapp: ansible-collection-redhat-leapp: Information disclosure via Leapp report tampering (CVE-2026-68562) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

A flaw was found in ansible-collection-redhat-leapp. An attacker with privileged write access to a managed node's Leapp report content can manipulate it. When an operator runs a specific remediation task, this manipulated report can cause the Ansible controller to read its own local files and copy them to the managed node. This vulnerability leads to information disclosure, potentially exposing sensitive controller-side data such as private keys or credentials.

CWE-610 - Externally Controlled Reference to a Resource in Another Sphere
Affected products
Product Identifier Version Remediation
Unresolved product id: AppStream-9.8.0.Z.MAIN.EUS:ansible-collection-redhat-leapp-0:1.7.4-2.el9_8.noarch —
Vendor Fix fix
Workaround
Unresolved product id: AppStream-9.8.0.Z.MAIN.EUS:ansible-collection-redhat-leapp-0:1.7.4-2.el9_8.src —
Vendor Fix fix
Workaround
Threats
Impact Moderate

A flaw was found in ansible-collection-redhat-leapp. When a remediation task is executed with elevated privileges and the `leapp_old_postgresql_data` option is selected, a PostgreSQL data backup archive is created with insecure permissions. This allows a local non-root user on the managed node to read sensitive archived PostgreSQL data, leading to information disclosure.

CWE-732 - Incorrect Permission Assignment for Critical Resource
Affected products
Fixed 2 products, the same list as for CVE-2026-68562
Threats
Impact Moderate
Acknowledgments

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      "cwe": {
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          "text": "A flaw was found in ansible-collection-redhat-leapp. An attacker with privileged write access to a managed node\u0027s Leapp report content can manipulate it. When an operator runs a specific remediation task, this manipulated report can cause the Ansible controller to read its own local files and copy them to the managed node. This vulnerability leads to information disclosure, potentially exposing sensitive controller-side data such as private keys or credentials.",
          "title": "Vulnerability description"
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          "text": "This Moderate severity flaw in `ansible-collection-redhat-leapp` allows an attacker with privileged write access on a managed node to tamper with Leapp report content. When an operator subsequently runs the `leapp_corrupted_grubenv_file` remediation, the Ansible controller may be tricked into disclosing sensitive controller-local files to the compromised managed node, crossing a trust boundary. Exploitation depends on both prior compromise of the managed node and specific operator action.",
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          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
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          "date": "2026-10-29T05:00:12+00:00",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
          "product_ids": [
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        {
          "category": "workaround",
          "details": "To mitigate this issue, avoid running the `leapp_corrupted_grubenv_file` remediation against managed nodes whose Leapp report content is not trusted. As a local hardening measure, modify the relevant Ansible playbook to explicitly set `remote_src: true` for `ansible.builtin.copy` tasks within the `leapp_corrupted_grubenv_file` role. Additionally, implement path validation to ensure that `src` paths are strictly confined to the expected `/boot` subtree. These changes require re-execution of the Ansible playbook to take effect.",
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            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
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      "cve": "CVE-2026-68563",
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        "name": "Incorrect Permission Assignment for Critical Resource"
      },
      "discovery_date": "2026-05-04T15:19:47+00:00",
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      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in ansible-collection-redhat-leapp. When a remediation task is executed with elevated privileges and the `leapp_old_postgresql_data` option is selected, a PostgreSQL data backup archive is created with insecure permissions. This allows a local non-root user on the managed node to read sensitive archived PostgreSQL data, leading to information disclosure.",
          "title": "Vulnerability description"
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          "text": "ansible-collection-redhat-leapp: ansible-collection-redhat-leapp: Information disclosure of PostgreSQL data via insecure backup permissions",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "There\u0027s a Moderate flaw in `ansible-collection-redhat-leapp` allows local non-root users to read archived PostgreSQL data. The vulnerability occurs when a specific Leapp remediation task, intended to back up and remove old PostgreSQL data, creates a world-readable archive in `/var/backups`. Exploitation requires local access to a managed node where this particular remediation workflow has been executed and `/var/lib/pgsql/data` existed.",
          "title": "Statement"
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          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
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        {
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          "details": "To mitigate this issue, ensure that the directory used for PostgreSQL data backups and the resulting archive have restrictive permissions. Administrators should configure their Ansible playbooks or manually adjust permissions to ensure the backup directory (e.g., `/var/backups/leapp`) is owned by root with `0700` permissions, and the backup archive itself has `0600` permissions. This prevents unauthorized local users from accessing sensitive PostgreSQL data. If the current task must be used as-is, restrict local-user access on affected systems and remove or re-permission the generated backup archive immediately after it is created. Always warn if there is a potential for reload and restarts.",
          "product_ids": [
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            "scope": "UNCHANGED",
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            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
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          "details": "Moderate"
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      ],
      "title": "ansible-collection-redhat-leapp: ansible-collection-redhat-leapp: Information disclosure of PostgreSQL data via insecure backup permissions"
    }
  ]
}



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